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Article
What the Megalodon Left Behind
The largest shark ever to exist on this planet, Carcharocles megalodon, could grow...
July 2018

overview
The Census of Marine Life
Did you know that over 17,000 species thrive in the deep sea where no light...
overview
The Arctic and The Antarctic
Travel to the ends of the earth—literally—and discover the polar ocean basins....
Article
In the Eyes of One Shark, Age is Nothing to Fear
In the freezing waters of the Arctic a toothed leviathan – the Greenland shark -...
August 2016

Article
The Cultural Icescapes of the Arctic
Sea ice is typically viewed as the domain of physical and natural scientists, the...
March 2014

Personal Perspectives
Ice-Loving Seals and the Loss of Sea Ice
The threat that climate change poses to polar bears has received a lot of...
September 2013

Personal Perspectives
Arctic Sea Ice: A New Low?
At a recent staff meeting a Smithsonian colleague mentioned that one of his...
September 2011

Article
A Guide to Earthquake Lesson Plans
It isn’t everyday that a magnitude 5.8 earthquake strikes the East Coast of the...
August 2011

Personal Perspectives
Summer in a Sub: DROP Down to Discovery
You never know where following your passions can take you. I came to the...
July 2011

Personal Perspectives
Back to School, Ocean Portal Style
At the Ocean Portal, we love the back-to-school season. There’s excitement in the...
September 2010

Article
Why a Tusk? The real-life unicorns of the sea and the tusks that make them famous
In the frigid Arctic Ocean, a mysterious toothed whale—the narwhal— resides...
August 2017

How Do Sea Lions Swim?
A family of tourists in Canada’s Steveston Harbor recently got a treat when a...
June 2017